[Xmonad] darcs patch: Cleanup of shift code (and 1 more)

Sun Jul 22 13:53:37 PDT 2007 Michael G. Sloan <mgsloan@gmail.com> * Cleanup of shift code Sun Jul 22 14:04:31 PDT 2007 Michael G. Sloan <mgsloan@gmail.com> * Maintain focus when shifting windows between screens